Scroll::SortKey::Pattern
Inherits Scroll::SortKey < Struct < Value < Object
A slash-delimited PCRE2 pattern, with named/first/whole capture precedence.
Constructors
Instance methods
Extract the key substring from one line. Returns "" when the selector
does not apply to the line (out-of-range column, or a non-matching regex);
an empty key sorts first (ascending) / into the non-numeric bucket.
regex
Source